Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a505baf9771c6bc79a415e93f9e41ebf2afe4e032aca55bd77e05326f5f2ffaa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^